| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 5704 | 千吨 | 2026-9 |
| 1997/1998 | 5285 | 千吨 | 2026-9 |
| 1996/1997 | 5902 | 千吨 | 2026-9 |
| 1995/1996 | 5885 | 千吨 | 2026-9 |
| 1994/1995 | 5775 | 千吨 | 2026-9 |
| 1993/1994 | 4495 | 千吨 | 2026-9 |
| 1992/1993 | 4552 | 千吨 | 2026-9 |
| 1991/1992 | 5255 | 千吨 | 2026-9 |
| 1990/1991 | 6080 | 千吨 | 2026-9 |
| 1989/1990 | 6089 | 千吨 | 2026-9 |
| 1988/1989 | 5616 | 千吨 | 2026-9 |
| 1987/1988 | 6972 | 千吨 | 2026-9 |
| 1986/1987 | 7000 | 千吨 | 2026-9 |
| 1985/1986 | 7907 | 千吨 | 2026-9 |
| 1984/1985 | 9287 | 千吨 | 2026-9 |
| 1983/1984 | 8072 | 千吨 | 2026-9 |
| 1982/1983 | 7242 | 千吨 | 2026-9 |
| 1981/1982 | 7135 | 千吨 | 2026-9 |
| 1980/1981 | 6874 | 千吨 | 2026-9 |
| 1979/1980 | 5813 | 千吨 | 2026-9 |
| 1978/1979 | 7370 | 千吨 | 2026-9 |
| 1977/1978 | 6914 | 千吨 | 2026-9 |
| 1976/1977 | 6500 | 千吨 | 2026-9 |
| 1975/1976 | 6505 | 千吨 | 2026-9 |
| 1974/1975 | 7942 | 千吨 | 2026-9 |
| 1973/1974 | 7786 | 千吨 | 2026-9 |
| 1972/1973 | 7960 | 千吨 | 2026-9 |
| 1971/1972 | 8007 | 千吨 | 2026-9 |
| 1970/1971 | 5754 | 千吨 | 2026-9 |
| 1969/1970 | 8545 | 千吨 | 2026-9 |
| 1968/1969 | 8278 | 千吨 | 2026-9 |
| 1967/1968 | 7894 | 千吨 | 2026-9 |
| 1966/1967 | 7993 | 千吨 | 2026-9 |
| 1965/1966 | 7600 | 千吨 | 2026-9 |
| 1964/1965 | 7164 | 千吨 | 2026-9 |
| 1963/1964 | 7585 | 千吨 | 2026-9 |
| 1962/1963 | 7137 | 千吨 | 2026-9 |
| 1961/1962 | 8577 | 千吨 | 2026-9 |
| 1960/1961 | 8166 | 千吨 | 2026-9 |